DOWNLOAD Sharp AY-A07B Service Manual ↓ Size: 1.52 MB | Pages: 48 in PDF or view online for FREE

Model
AY-A07B
Pages
48
Size
1.52 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner
File
ay-a07b.pdf
Date
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Sharp AY-A07B Service Manual ▷ View online

AH-A07BE/09BE/12BE
AY-A07BE/09BE/12BE
AU-A07BE/09BE/12BE
AE-A07BE/09BE/12BE
25
The room is not heated at all or not heated.
The compressor does not operate.
The control circuit board is normal.
   Refrigerant may be leaked.
   The running capacitor may be defective.
   The outdoor fan motor may be defective.
   The outdoor fan motor capacitor may be defective.
   The compressor may be defective.
   The thermistor may be defective.
   
   
   
   
Is the voltage
between terminal "N" and
"1" of the terminal board the
power supply voltage ?
NO
Replace the PWB ass'y with a new one.
Push the button of "TEST RUN" on the 
indoor unit, and wait 3 minutes.
Using a tester, measure voltages at the 
terminals on the terminal board.
Select HEAT MODE with remote controller.
And then start operation.
Is the voltage
between terminal "N" and
"2" of the terminal board the
power supply voltage ?
Is the voltage
between terminal "N" and
"3" of the terminal board the
power supply voltage ?
YES
YES
YES
NO 
NO
NO
26
AH-A07BE/09BE/12BE
AY-A07BE/09BE/12BE
AU-A07BE/09BE/12BE
AE-A07BE/09BE/12BE
REFRIGERATION CYCLE
Figure R-1. Refrigeration Cycle for AH-A07BE/A09BE/A12BE
Figure R-2. Flow of Refrigerant for AY-A09BE/A12BE
1
2
Capillary tube
3
Outdoor unit
Condenser
Evaporator
Indoor unit
Compressor
Flare coupling
Flare coupling
Silencer
4
3-way
valve
2-way
valve
Accumulator
s
1
4
C
2
Capillary 
tube A
Capillary 
tube B
Capillary 
tube C
(2 pieces)
Accumulator
3
Strainer
Heating
Cooling
Outdoor unit
Condenser
Evaporator
Indoor unit
Reverse valve
Comp-
ressor
Flare coupling
Flare coupling
3-way
valve
2-way
valve
Silencer
Coil
s
1
4
C
2
Capillary 
tube A
Capillary 
tube B
Accumulator
3
Strainer
Heating
Cooling
Outdoor unit
Condenser
Evaporator
Indoor unit
Reverse valve
Comp-
ressor
Flare coupling
Flare coupling
3-way
valve
2-way
valve
Silencer
Coil
Figure R-3. Flow of Refrigerant for AY-A07BE
AH-A07BE/09BE/12BE
AY-A07BE/09BE/12BE
AU-A07BE/09BE/12BE
AE-A07BE/09BE/12BE
27
Indoor side 
Standard conditions: 
Dry-bulb Temp. (˚C)
Relative Humidity (%)
27
Cooling
47
Outdoor side 
Dry-bulb Temp. (˚C)
Relative Humidity (%)
35
40
AH-A07BE / AH-A09BE / AH-A12BE
Temperature at each part and pressure in 3-way valve
Model
1
2
3
4
3-way valve
pressure
(MPaG)
76˚C
44˚C
11˚C
8˚C
0.53
76˚C
40˚C
13˚C
7˚C
0.49
81˚C
42˚C
12˚C
10˚C
0.5
Dimension of Capillary tube
AH-A07BE
AH-A09BE
AH-A12BE
Model
ø2.7
ø2.7
ø2.7
O.D
ø1.4
ø1.5
ø1.6
400
600
I.D
L
O.D
I.D
L
O.D
I.D
L
500
Capillary tube
AH-A09BE
AH-A07BE
AH-A12BE
Indoor side 
Standard conditions: 
Dry-bulb Temp. (˚C)
Relative Humidity (%)
20
Heating
Outdoor side 
Dry-bulb Temp. (˚C)
Relative Humidity (%)
7
87
27
Cooling
47
35
40
AY-A07BE / AY-A09BE / AY-A12BE
Temperature at each part and pressure in 3-way valve
NO. 
Condition
Cooling
Heating
Cooling
Heating
Cooling
Heating
Model
1
2
3
4
3-way valve
pressure
(MPaG)
0.54
1.51
0.52
1.54
0.52
1.62
41˚C
70˚C
12˚C
7˚C
74˚C
3˚C
32˚C
3˚C
75˚C
43˚C
13˚C
8˚C
74˚C
2˚C
32˚C
3˚C
41˚C
78˚C
14˚C
11˚C
73˚C
3˚C
32˚C
4˚C
Dimension of Capillary tube
AY-A07BE
AY-A09BE
AY-A12BE
Model
ø2.7
ø2.7
O.D
ø1.6
ø1.6
150
I.D
L
O.D
I.D
L
O.D
I.D
L
150
Capillary tube C
ø2.7
ø2.7
ø2.7
ø1.4
ø1.5
ø1.6
700
700
700
Capillary tube B
ø2.7
ø2.7
ø2.7
ø1.4
ø1.5
ø1.6
600
500
400
Capillary tube A
AY-A09BE
AY-A07BE
AY-A12BE
REFRIGERANT PIPE LENGTH 7.5m
REFRIGERANT PIPE LENGTH 7.5m
28
AH-A07BE/09BE/12BE
AY-A07BE/09BE/12BE
AU-A07BE/09BE/12BE
AE-A07BE/09BE/12BE
25
30
35
40
2.4
2.6
2.8
3.0
3.2
12
14
16
600
700
800
900
Cooling capacity(kW)
Outside air temp.(˚C)  
Input(W)
Outlet air temp.(˚C)
25
30
35
40
3.2
3.4
3.6
3.8
4.0
10
12
14
900
1000
1100
1200
Cooling capacity(kW)
Outside air temp.(˚C)  
Input(W)
Outlet air temp.(˚C)
25
30
35
40
3.2
3.4
3.6
3.8
4.0
10
12
14
900
1000
1100
1200
Cooling capacity(kW)
Outside air temp.(˚C)  
Input(W)
Outlet air temp.(˚C)
25
30
35
40
2.0
2.2
2.4
2.6
10
12
14
500
600
700
800
Cooling capacity(kW)
Outside air temp.(˚C)  
Input(W)
Outlet air temp.(˚C)
PERFORMANCE CURVES
NOTE: 1) Indoor fan speed: Hi
2) Vertical adjustment louver "45˚", Horizontal adjustment louver "front"
3) Indoor air temp. : Cooling 27˚C, Heating 20˚C
4) Power source : 220V, 50Hz
Figure P-1. At Cooling for AH-A07BE
Figure P-2. At Cooling for AH-A09BE
Figure P-3. At Cooling for AH-A12BE
Figure P-4. At Cooling for AY-A07BE
Figure P-5. At Cooling for AY-A09BE
Figure P-6. At Cooling for AY-A12BE
25
30
35
40
2.0
2.2
2.4
2.6
10
12
14
500
600
700
800
Cooling capacity(kW)
Outside air temp.(˚C)  
Input(W)
Outlet air temp.(˚C)
25
30
35
40
2.4
2.6
2.8
3.0
3.2
12
14
16
600
700
800
900
Cooling capacity(kW)
Outside air temp.(˚C)  
Input(W)
Outlet air temp.(˚C)
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